In deliveryUnited KingdomWorksFramework agreement£4,600,000,000
Decommissioning Nuclear Waste Partnership (DNWP)
- Published
- Published 31 July 2023
- Deadline
- Closed 9 October 2023
Overview
Sellafield Ltd is responsible for safely operating and decommissioning Europe's largest, most complex nuclear site, which is home to legacy nuclear facilities that are some of the most hazardous buildings in Western Europe. Sellafield Ltd, through the Decommissioning and Nuclear Waste Partners (DNWP) Framework opportunity, has brought together four partners across four Lots to provide a full suite of expertise and support to deliver decommissioning activities and projects, including asset care. Delivery will be across nuclear facilities on the Sellafield licenced site that are in mix of states including operational, post operation clean out (POCO), decommissioning and demolition. Consequently, the scope of work for the DNWP Framework will include construction delivery, demolition related works, associated technical services (including safety case and design) and waste management with the scope aligned across the following four Lots:<br/><br/><br/>• Lot 1 Remediation Partners<br/>• Lot 2 Pond Retrievals Partner<br/>• Lot 3 Silos Retrievals Partner<br/>• Lot 4 Integrated Nuclear Waste Partner
Key details
- Country
- United Kingdom
- Status
- In delivery
- Category
- Works
- Estimated value
- £4,600,000,000
- Procedure
- Selective
- Contract type
- Framework agreement
- Published
- 31 July 2023
- Deadline
- Closed
DesignsIndustrial machineryConstruction equipmentSafety casesConstruction workSite preparation workDemolition, site preparation and clearance workSite preparation and clearance work+16 more
Award outcome
- Awarded value
- £6,200,000,000
- Award date
- 30 October 2025
- Contract period
- 5 October 2025 → 5 November 2040
- A2R (Altrad Support Services Limited and AtkinsRéalis UK Limited)
- Amentum Clean Energy Limited
- NDS (Altrad Support Services Ltd, Cavendish Nuclear Ltd, Shepley Engineers Ltd)
- TDA (AtkinsRéalis UK, Amentum Clean Energy, Westinghouse Electric Company UK)
Contract ending soon? Skim tracks incumbents and flags recompetes early. Book a demo to set up alerts.
Notice history
Every published notice in this contracting process, newest first.
Contract
3 November 2025
View notice ↗Tender Update
14 August 2023
View notice ↗Contract Notice
31 July 2023
View notice ↗
Contracting authority
Sellafield Limited
BuyerWarrington, United Kingdom
Authority website ↗Sellafield Ltd
BuyerWarrington, United Kingdom
Authority website ↗
Get the full picture
AI analysis, bid scoring, and expert strategy for this tender
Skim analyses every tender against your company profile and tells you whether to bid, how to win, and who you are up against.
See which competitors are winning the contracts you're chasing.
15-minute call. We'll pull the win data on your real pipeline and show you what Skim does with it.